diff --git a/web/templates/entry_view.html b/web/templates/entry_view.html
index fce9925..7e39818 100644
--- a/web/templates/entry_view.html
+++ b/web/templates/entry_view.html
@@ -15,11 +15,13 @@
     </div>
     <div class="rt-right">
       <form method="get" action="{% url 'nav_prev' %}" class="inline">
-        <input type="hidden" name="i" value="{{ position|add:'-2' }}">
+        <!-- send current zero-based index (position-1); view will subtract 1 -->
+        <input type="hidden" name="i" value="{{ position|add:'-1' }}">
         <button class="btn btn-lg" {% if position <= 1 %}disabled{% endif %}>‹ Prev</button>
       </form>
       <form method="get" action="{% url 'nav_next' %}" class="inline">
-        <input type="hidden" name="i" value="{{ position|add:'0' }}">
+        <!-- send current zero-based index (position-1); view will add 1 -->
+        <input type="hidden" name="i" value="{{ position|add:'-1' }}">
         <button class="btn btn-lg btn-primary" {% if position >= count %}disabled{% endif %}>Next ›</button>
       </form>